Table 1 Number and response rates for the initial sample (16–64-year-olds) and response rate for the sample used in this study (20–64-year-olds) by study year in Estonia, 1990–2010
Study year | Initial survey sample of 16–64-year-olds | Study sample of 20–64-year-olds | |||
|---|---|---|---|---|---|
Sample size* | Response rate | Response rate | |||
Crude | Adjusted | Crude | Adjusted | ||
1990 | 1500 | 72.3 | – | – | – |
1992 | 1500 | 63.2 | – | – | – |
1994 | 1500 | 82.9 | – | – | – |
1996 | 2000 | 75.4 | – | – | – |
1998 | 2000 | 66.1 | – | – | – |
2000 | 2000 | 68.8 | – | – | – |
2002 | 2000 | 66.9 | – | – | – |
2004 | 5000 | 61.5 | 63.4 | 60.1 | 62.8 |
2006 | 5000 | 57.3 | 59.2 | 56.6 | 58.5 |
2008 | 5000 | 60.1 | 62.2 | 59.7 | 61.9 |
2010 | 5000 | 60.5 | 62.3 | 60.7 | 62.6 |